With more than 180 members, ESA represents a diverse group of companies, including independent power producers, electric utilities, energy service companies, financiers, insurers, law firms, installers, manufacturers, component suppliers and integrators involved in deploying energy storage systems around the globe. Interested in becoming a member?
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Leadership Circle Members

Able Grid
    Clearway Energy Group
      Con Edison Battery Storage
        Duke
        • Board Member
        e-on
          East Penn
            EDF
              Enel
              • Board Member
              Fluence
              • Board Member
              GE Renewable Energy
              • Board Member
              Google
                Highview Power Storage
                  Invenergy LLC
                    Key Capture Energy
                      LG Chem Ltd
                        Lockheed Martin Energy
                          LS Energy Solutions
                            MAP Energy
                              Mortenson
                                National Grid
                                  New York Power Authority (NYPA)
                                    NextEra Energy, Inc.
                                      Oncor
                                        PPL Corporation
                                          Shell New Energies US
                                            Stem Inc.
                                              Swinerton Renewable Energy
                                              • Board Member
                                              Trane

                                                Full Members

                                                8Minute Solar Energy
                                                  Acciona Energy USA
                                                    Advanced Microgrid Systems
                                                      Aggreko
                                                        Amber Kinetics
                                                          Ameresco, Inc.
                                                          • Board Member
                                                          American Municipal Power, Inc
                                                            Argonne National Laboratory
                                                              Arizona Public Service
                                                                Ascend Analytics
                                                                  Blymyer Engineers, Inc
                                                                    Bonneville Power Administration
                                                                      Brenmiller Energy
                                                                        California Independent System Operator
                                                                          Candela Renewables
                                                                            Citizens Energy Corporation
                                                                              Clean Feet Investers I, LLC
                                                                                CleanCapital
                                                                                  Cobra Instalaciones y Servicios
                                                                                    Coffman Engineers
                                                                                      Convergent Energy + Power
                                                                                        CSA Group
                                                                                          Customized Energy Solutions, LTD.
                                                                                          • Sponsorship Partner
                                                                                          Cypress Creek Renewables
                                                                                            Dimension Renewable Energy
                                                                                              DNV GL Energy
                                                                                                Doosan GridTech
                                                                                                  Duke
                                                                                                  • Board Member
                                                                                                  Dynapower Company LLC
                                                                                                    e2comply, LLC.
                                                                                                      East Point Energy
                                                                                                        EDP Renewables North America
                                                                                                          Enel
                                                                                                          • Board Member
                                                                                                          Energy Intelligence Partners
                                                                                                            Energy Storage Response Group
                                                                                                              Enertis Solar Inc
                                                                                                                ENGIE North America
                                                                                                                • Board Member
                                                                                                                Entergy
                                                                                                                  Eos Energy Storage
                                                                                                                    EPC Power Corp
                                                                                                                      EPRI
                                                                                                                        EsVolta LP
                                                                                                                          Eversheds Sutherland LLP
                                                                                                                            EVgo
                                                                                                                            • Board Member
                                                                                                                            FastGrid
                                                                                                                              FlexGen
                                                                                                                                Fluence
                                                                                                                                • Board Member
                                                                                                                                Foley Hoag LLP
                                                                                                                                  Forefront Power Development
                                                                                                                                    GE Renewable Energy
                                                                                                                                    • Board Member
                                                                                                                                    GlidePath Power Solutions
                                                                                                                                      Gravity Storage Inc.
                                                                                                                                        Green Power EMC
                                                                                                                                          Hannon Armstrong
                                                                                                                                            Hanwha Energy USA
                                                                                                                                              Hecate Grid LLC
                                                                                                                                                Hotstart
                                                                                                                                                  Hydrogenics Corporation
                                                                                                                                                    Hydrostor
                                                                                                                                                      Hyosung Corporation
                                                                                                                                                        IHI Energy Storage
                                                                                                                                                          Innolith AG
                                                                                                                                                            Innovation Core SEI, Inc. (Sumitomo Electric Group)
                                                                                                                                                              Intertek Testing Services, NA
                                                                                                                                                                Jupiter Power LLC
                                                                                                                                                                  K&L Gates
                                                                                                                                                                    Kiewit
                                                                                                                                                                      Kilpatrick Townsend & Stockton LLP
                                                                                                                                                                        Kirkland & Ellis LLP
                                                                                                                                                                          KORE Power
                                                                                                                                                                            LendLease Energy Development
                                                                                                                                                                              Li-Ion Tamer
                                                                                                                                                                                Longitude 122 West
                                                                                                                                                                                  LS Power Development
                                                                                                                                                                                    Maxwell Technologies, Inc.
                                                                                                                                                                                    • Sponsorship Partner
                                                                                                                                                                                    Mitsubishi Electric Power Products, Inc.
                                                                                                                                                                                      Morrison & Foerster LLP
                                                                                                                                                                                        NantEnergy
                                                                                                                                                                                          National Rural Electrical Cooperative Association
                                                                                                                                                                                            National Rural Utilities Cooperative Finance Corporation (CFC)
                                                                                                                                                                                            • Board Member
                                                                                                                                                                                            Navigant Consulting
                                                                                                                                                                                              NEC Energy Solutions
                                                                                                                                                                                                New England Battery Storage
                                                                                                                                                                                                  Nikola Power
                                                                                                                                                                                                    North American Development Bank
                                                                                                                                                                                                      Oatfield LLC
                                                                                                                                                                                                        Open Road Renewables
                                                                                                                                                                                                          Origis Energy USA
                                                                                                                                                                                                            Orsted Energy Storage and Solar
                                                                                                                                                                                                              Pacific Gas and Electric Company
                                                                                                                                                                                                              • Board Member
                                                                                                                                                                                                              Pacific Northwest National Laboratory
                                                                                                                                                                                                                Panasonic
                                                                                                                                                                                                                  Pattern Energy Group
                                                                                                                                                                                                                    Peak Power
                                                                                                                                                                                                                      Pierce Atwood LLP
                                                                                                                                                                                                                        Pine Gate Renewables
                                                                                                                                                                                                                          Plus Power
                                                                                                                                                                                                                            PowerSecure Inc.
                                                                                                                                                                                                                              Powin Energy
                                                                                                                                                                                                                                Prisma Energy Solutions, LLC.
                                                                                                                                                                                                                                  Rappahannock Electric Cooperative
                                                                                                                                                                                                                                  • Board Member
                                                                                                                                                                                                                                  Recurrent Energy
                                                                                                                                                                                                                                    RES Group
                                                                                                                                                                                                                                      S3.Energy
                                                                                                                                                                                                                                        Salt River Project
                                                                                                                                                                                                                                          SaltX Technology
                                                                                                                                                                                                                                            San Diego Gas & Electric
                                                                                                                                                                                                                                              Sandia National Laboratories
                                                                                                                                                                                                                                                Savion, LLC
                                                                                                                                                                                                                                                  Shaw Consulting
                                                                                                                                                                                                                                                  • Board Member
                                                                                                                                                                                                                                                  Siemens Gamesa
                                                                                                                                                                                                                                                    Sinexcel
                                                                                                                                                                                                                                                      SMA - America
                                                                                                                                                                                                                                                        SNC-Lavalin
                                                                                                                                                                                                                                                          Solar Turbines
                                                                                                                                                                                                                                                            Southern California Edison
                                                                                                                                                                                                                                                              Southern Company
                                                                                                                                                                                                                                                                Southern Research
                                                                                                                                                                                                                                                                  Spano VPP DevCo LLC
                                                                                                                                                                                                                                                                    Standard Solar
                                                                                                                                                                                                                                                                      Stantec
                                                                                                                                                                                                                                                                        Sterling Municipal Light Company
                                                                                                                                                                                                                                                                          Strata Solar
                                                                                                                                                                                                                                                                            Sungrow
                                                                                                                                                                                                                                                                              Sunnova
                                                                                                                                                                                                                                                                                Sunwoda Electronic Co., Ltd.
                                                                                                                                                                                                                                                                                  Swinerton Renewable Energy
                                                                                                                                                                                                                                                                                  • Board Member
                                                                                                                                                                                                                                                                                  Tennessee Valley Authority
                                                                                                                                                                                                                                                                                    UL
                                                                                                                                                                                                                                                                                      UniEnergy Technologies
                                                                                                                                                                                                                                                                                        Viking Cold Solutions
                                                                                                                                                                                                                                                                                          Vionx Energy
                                                                                                                                                                                                                                                                                            Viridity Energy
                                                                                                                                                                                                                                                                                              VRB Energy
                                                                                                                                                                                                                                                                                                Wärtsilä
                                                                                                                                                                                                                                                                                                  Westwood Professional Services
                                                                                                                                                                                                                                                                                                    WGL Energy

                                                                                                                                                                                                                                                                                                      Associate Members

                                                                                                                                                                                                                                                                                                      California Energy Storage Alliance
                                                                                                                                                                                                                                                                                                      • Organizational
                                                                                                                                                                                                                                                                                                      Edison Electric Institute
                                                                                                                                                                                                                                                                                                      • Organizational
                                                                                                                                                                                                                                                                                                      North Carolina Sustainable Energy Association
                                                                                                                                                                                                                                                                                                      • Organizational

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